Upload Button Icon Add office photos

Dun & Bradstreet

Compare button icon Compare button icon Compare

Filter interviews by

Dun & Bradstreet DOT NET Developer Interview Questions and Answers

Updated 21 Aug 2021

Dun & Bradstreet DOT NET Developer Interview Experiences

1 interview found

I applied via Recruitment Consultant and was interviewed in Feb 2021. There was 1 interview round.

Interview Questionnaire 

4 Questions

  • Q1. 1. State management in Reactjs
  • Ans. 

    Reactjs provides various ways to manage state including useState and useContext hooks.

    • useState hook is used to manage state within a component

    • useContext hook is used to share state between components

    • Redux is a popular state management library for larger applications

    • Reactjs also provides the useReducer hook for more complex state management

    • Reactjs also supports server-side rendering for state management

  • Answered by AI
  • Q2. Authentication in dot. Net
  • Ans. 

    Authentication in .NET involves verifying the identity of a user or application.

    • Authentication can be achieved through various methods such as forms authentication, Windows authentication, and OAuth.

    • Forms authentication involves creating a login page where users enter their credentials.

    • Windows authentication uses the user's Windows credentials to authenticate.

    • OAuth allows users to authenticate using their social media ...

  • Answered by AI
  • Q3. Sql server basic questions
  • Q4. High level design

Interview Preparation Tips

Interview preparation tips for other job seekers - Overall system design

Skills evaluated in this interview

Interview questions from similar companies

Interview Preparation Tips

Round: Test
Experience: Quantitative, verbal, reasoning and basic technical questions.
Duration: 1 hour
Total Questions: 50

Round: Technical + HR Interview
Experience: Questions based on data structures, algorithms, and object oriented programming concepts.
Tested basic knowledge in Finance sector especially related to the company.

College Name: Delhi Technological University, Delhi

Interview Preparation Tips

Round: Pre-placement offer
Experience: Each intern was assigned a individual project and mentor.
In the last week of internship there was project presentation and interview.
interview was easy .For me 50% of the questions were about project and some questions about algorithms and DBMS.
More emphasis was given to the quality of work on project.

General Tips: Working in company is complete different from working on course project. learning many new frameworks required for the project was really challenging.
Programming : Tree, Btree, Tries ..
Operating System: Memory Management
Networks: OSI model
DBMS : basics. they dint ask me any. Show case your interest in big data, servers and passion for technology
Skill Tips: Be confident, even if you don't know the exact answer don't give up tell your approaches to interviewer. some times they will also help you. Software Developer some question s you can ask are: what technologies do your company works on. how are freshers will be selected to different teams in the company.
Skills:
College Name: NIT Surathkal
Interview experience
3
Average
Difficulty level
-
Process Duration
-
Result
-
Round 1 - One-on-one 

(2 Questions)

  • Q1. Coding questions
  • Q2. Dotnet Garbage collection
Interview experience
4
Good
Difficulty level
Moderate
Process Duration
2-4 weeks
Result
-

I applied via Walk-in and was interviewed before Mar 2022. There were 3 interview rounds.

Round 1 - Resume Shortlist 
Pro Tip by AmbitionBox:
Keep your resume crisp and to the point. A recruiter looks at your resume for an average of 6 seconds, make sure to leave the best impression.
View all tips
Round 2 - Coding Test 

Mid level programming and mcq questions

Round 3 - One-on-one 

(2 Questions)

  • Q1. Architecture round and coding Peer programming C# questions React questions Recurssive programming String manipulation
  • Q2. String manuplation Array questions

Interview Preparation Tips

Interview preparation tips for other job seekers - Be prepared for the interview by various online source.
Interview experience
4
Good
Difficulty level
-
Process Duration
-
Result
-
Round 1 - Resume Shortlist 
Pro Tip by AmbitionBox:
Don’t add your photo or details such as gender, age, and address in your resume. These details do not add any value.
View all tips
Round 2 - Aptitude Test 

Qunatative, Reasoning, Blood Relation

Round 3 - Technical 

(1 Question)

  • Q1. CS fundamentals, DSA
Round 4 - HR 

(1 Question)

  • Q1. Behavioural Questions only
Interview experience
5
Excellent
Difficulty level
Moderate
Process Duration
-
Result
-

I applied via Campus Placement and was interviewed in Sep 2023. There were 3 interview rounds.

Round 1 - Resume Shortlist 
Pro Tip by AmbitionBox:
Properly align and format text in your resume. A recruiter will have to spend more time reading poorly aligned text, leading to high chances of rejection.
View all tips
Round 2 - Aptitude Test 

Aptitude Test + Technical Questions + One Coding Question

Round 3 - Technical 

(2 Questions)

  • Q1. Detect the loop in a Singly linked list
  • Ans. 

    Detect loop in a singly linked list

    • Use two pointers, one moving one step at a time and the other moving two steps at a time

    • If there is a loop, the two pointers will eventually meet

    • If any of the pointers reach the end of the list, there is no loop

  • Answered by AI
  • Q2. 2 Sum (find a pair of numbers that sums up to a target)
  • Ans. 

    The 2 Sum problem involves finding a pair of numbers in an array that adds up to a given target.

    • Use a hash table to store the complement of each number as you iterate through the array.

    • Check if the current number's complement exists in the hash table.

    • If found, return the indices of the two numbers.

    • If no pair is found, return an empty array.

  • Answered by AI

Interview Preparation Tips

Interview preparation tips for other job seekers - Then there was a GD
Followed by Technical Interview Round 1 and Round 2

Skills evaluated in this interview

I was interviewed in Oct 2020.

Round 1 - Coding Test 

(2 Questions)

Round duration - 70 minutes
Round difficulty - Medium

Timing: Window for 2 days
Environment: Online
Time: 50 Min. for 50 MCQ and 20 min for 2 Coding Questions

  • Q1. 

    Number Pattern Problem Statement

    Design a seating arrangement for a high-security meeting. There are 'N' rows of tables set up where the first row contains one table, the second row contains two tables, a...

  • Ans. 

    Design a seating arrangement for a high-security meeting with specific table assignments for security personnel and guests.

    • Create a loop to iterate through each row from 1 to N.

    • Assign tables on either end of each row to security personnel.

    • For rows with only one table, assign it to security personnel.

    • Display the seating arrangement with the number of people at each table.

    • Example: For 4 rows, the output pattern is 1, 11,

  • Answered by AI
  • Q2. 

    Insert Interval Problem Statement

    You are provided with a list of 'N' non-overlapping intervals, each defined by two integers, 'start' and 'end', sorted in ascending order by 'start' values. Your task is ...

  • Ans. 

    The task is to insert a given interval into a list of non-overlapping intervals while maintaining sorted order.

    • Iterate through the list of intervals to find the correct position to insert the given interval.

    • Merge any overlapping intervals with the given interval.

    • Update the list of intervals accordingly.

    • Handle edge cases such as when the given interval completely overlaps with existing intervals.

  • Answered by AI
Round 2 - Video Call 

(1 Question)

Round duration - 45 minutes
Round difficulty - Medium

Timing: Morning
Environment: On MS-Teams

  • Q1. 

    Quick Sort Problem Statement

    Sort the given array of integers in ascending order using the quick sort algorithm. Quick sort is a divide-and-conquer algorithm where a pivot point is chosen to partition the...

  • Ans. 

    Quick sort is a divide-and-conquer algorithm that sorts an array by choosing a pivot point and partitioning the array into two parts recursively.

    • Choose a pivot element (e.g., rightmost element) to partition the array into two subarrays.

    • Recursively apply quick sort to the subarrays until the entire array is sorted.

    • Time complexity can be optimized to NlogN in the worst case by selecting the pivot strategically.

    • Ensure the...

  • Answered by AI

Interview Preparation Tips

Professional and academic backgroundI completed Information Technology from Bharati Vidyapeeth's College of Engineering. I applied for the job as Software Development in GurgaonEligibility criteria70 % throughout ( in Xth, XIIth, B.Tech so far), up to one pending Backlog in B.Tech, is allowed.IHS Markit interview preparation:Topics to prepare for the interview - Data Structures and Algorithms, OOPS, Operating Systems, DBMS, Computer NetworkTime required to prepare for the interview - 6 monthsInterview preparation tips for other job seekers

Tip 1 : For DS and Algo, keep practicing every day on Leetcode, HackerEarth, and make a habit of participating in contests.
Tip 2 : Projects are vital in interviews, have at least 3 projects on Resume, in the field/profile which you're applying for.
Tip 3 : Give Mock Interviews.

Application resume tips for other job seekers

Tip 1 : Resume should be short and keep it under 1 page.
Tip 2 : Include skills that you're 100% confident in.
Tip 3 : Highlight your internships and projects section appropriately

Final outcome of the interviewRejected

Skills evaluated in this interview

Interview experience
4
Good
Difficulty level
-
Process Duration
-
Result
-
Round 1 - Technical 

(2 Questions)

  • Q1. Basic for Core java
  • Q2. Basics of selenium
Round 2 - Technical 

(2 Questions)

  • Q1. More on framework side
  • Q2. Few question on Manual testing
Round 3 - HR 

(2 Questions)

  • Q1. Intro about yourself
  • Ans. 

    I am a Senior Engineer with 10+ years of experience in software development, specializing in backend systems and cloud technologies.

    • 10+ years of experience in software development

    • Specialize in backend systems and cloud technologies

    • Strong problem-solving skills

    • Experience with large-scale systems

    • Proficient in programming languages like Java, Python, and SQL

  • Answered by AI
  • Q2. Discussion on Job role
Interview experience
2
Poor
Difficulty level
Moderate
Process Duration
2-4 weeks
Result
Selected Selected

I applied via LinkedIn

Round 1 - Technical 

(2 Questions)

  • Q1. Java Based question answers
  • Q2. Array traversal problem
  • Ans. 

    Traverse an array of strings

    • Use a loop to iterate through each element in the array

    • Access each element using its index

    • Perform any necessary operations on each element

  • Answered by AI

Skills evaluated in this interview

Dun & Bradstreet Interview FAQs

How to prepare for Dun & Bradstreet DOT NET Developer interview?
Go through your CV in detail and study all the technologies mentioned in your CV. Prepare at least two technologies or languages in depth if you are appearing for a technical interview at Dun & Bradstreet. The most common topics and skills that interviewers at Dun & Bradstreet expect are SQL, .Net, ASP.Net, Angular and C#.Net.
What are the top questions asked in Dun & Bradstreet DOT NET Developer interview?

Some of the top questions asked at the Dun & Bradstreet DOT NET Developer interview -

  1. 1. State management in Reac...read more
  2. Authentication in dot. ...read more
  3. Sql server basic questi...read more

Tell us how to improve this page.

Interview Questions from Similar Companies

S&P Global Interview Questions
4.1
 • 276 Interviews
Mu Sigma Interview Questions
2.6
 • 229 Interviews
Crisil Interview Questions
3.6
 • 188 Interviews
Indegene Interview Questions
3.4
 • 151 Interviews
Nielsen Interview Questions
3.7
 • 117 Interviews
Kantar Interview Questions
3.5
 • 96 Interviews
TransUnion Interview Questions
4.0
 • 89 Interviews
Netscribes Interview Questions
2.8
 • 83 Interviews
View all
Strategic Account Manager
163 salaries
unlock blur

₹0 L/yr - ₹0 L/yr

Operations Executive
88 salaries
unlock blur

₹0 L/yr - ₹0 L/yr

Senior Software Engineer
75 salaries
unlock blur

₹0 L/yr - ₹0 L/yr

Analyst
60 salaries
unlock blur

₹0 L/yr - ₹0 L/yr

Strategic Account Planner
52 salaries
unlock blur

₹0 L/yr - ₹0 L/yr

Explore more salaries
Compare Dun & Bradstreet with

Experian

3.8
Compare

Equifax

3.3
Compare

TransUnion

4.0
Compare

Crisil

3.6
Compare
Did you find this page helpful?
Yes No
write
Share an Interview